Scientists believe that two asteroids might be fragments of long-lost "planetary embryos" from the early solar system.

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Five of the brightest planets will be visible to the naked eye. With help, you may even spot Uranus and Neptune.

Want more stories like this one? Subscribe now to support our journalism and get unlimited access to our coverage. If you ...

Temperamental' stars that brighten and dim over a matter of hours or days may be distorting our view of thousands of distant planets, suggests a new study.

Mars, Jupiter, Uranus, Venus, Neptune, Mercury and Saturn will appear in a row on the evening of 28 February, marking the ...

So long as the weather cooperates, Saturn, Venus, Mars, Jupiter and the moon will be visible Sunday evening during an open ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Known as the "Parade of Planets," the celestial event will feature appearances from Mars, Jupiter, Uranus, Venus, Neptune and ...